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14561420 = 2252812591
BaseRepresentation
bin110111100011…
…000010001100
31000101210111212
4313203002030
512211431140
61240033552
7234525056
oct67430214
930353455
1014561420
118246235
124a628b8
13302ab33
141d108d6
151429765
hexde308c

14561420 has 24 divisors (see below), whose sum is σ = 30699648. Its totient is φ = 5801600.

The previous prime is 14561411. The next prime is 14561431. The reversal of 14561420 is 2416541.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4325 + ... + 6915.

It is an arithmetic number, because the mean of its divisors is an integer number (1279152).

Almost surely, 214561420 is an apocalyptic number.

14561420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14561420 is an abundant number, since it is smaller than the sum of its proper divisors (16138228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14561420 is a wasteful number, since it uses less digits than its factorization.

14561420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881 (or 2879 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 14561420 is about 3815.9428716898. The cubic root of 14561420 is about 244.1937679669.

Adding to 14561420 its reverse (2416541), we get a palindrome (16977961).

The spelling of 14561420 in words is "fourteen million, five hundred sixty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 281 562 1124 1405 2591 2810 5182 5620 10364 12955 25910 51820 728071 1456142 2912284 3640355 7280710 14561420